—The scarves are all beautiful.I can’t decide which one to choose.
—Oh,look at this red one.I think it’s______.
A.beautiful
B.more beautiful
C..the most beautiful
D.less beautiful
—Ben and Sue aren’t home,are they?
—No.They _____to London on business.
A.have gone B.go C.have been D.will go
There are lots of _____that students have to follow in school.
A. exercises B. problems
C. skills D. rules
Fresh food is good for you . But you have to ______it first because sometimes it a little dirty.
A. taste B. smell C. wash D. plant
Ther will be less pollution ___more people use public transportation .
A. but B. though C. unless D. if
Our teacher was very happy because _____failed the examination.
A. somebody B. nobody
C. anybody D. everybody.